SQL (Structured Query Language) MCQ Quiz (Multiple Choice Questions And Answers)
Are you preparing for the next job interviews? If yes, trust me this post will help you also we'll suggest you check out a big collection for Programming Full Forms that may help you in your interview:
List of Programming Full Forms
- parenthesis -- (...).
- brackets -- [...].
- CAPITAL LETTERS.
- braces -- {...}.
23. In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that:
- all columns of the table are to be returned.
- all records meeting the full criteria are to be returned.
- all records with even partial criteria met are to be returned.
- None of the above is correct.
- Acts EXACTLY like a WHERE clause.
- Acts like a WHERE clause but is used for columns rather than groups.
- Acts like a WHERE clause but is used for groups rather than rows.
- Acts like a WHERE clause but is used for rows rather than columns.
- Data types
- Primary keys
- Default values
- All of the mentioned
